/Engine/Plugins/Animation/DeformerGraph/Source/OptimusCore/Public/OptimusNode.h
Optional: Perform local node validation for compilation. If failed, return the reason as a part of the optional return value. If success return an empty optional object.
virtual [TOptional](API\Runtime\Core\IO\TOptional)< [FText](API\Runtime\Core\Internationalization\FText) > ValidateForCompile() const